public Structure(CollisionBody collision, StructureData data) : base(collision)
{
this.Data = data;
if (collision.Shape == CollisionBody.ShapeType.Rectangle)
{
RectangleBody rect = ((RectangleBody)this.Collision);
rect.Size = new Vector2(collision.Region().Width *data.Width, collision.Region().Height *data.Height);
}
}
public Dictionary <uint, CollisionBody> GetPotentialCollisions(CollisionBody toCheck)
{
int xMin = 0;
int xMax = 0;
int yMin = 0;
int yMax = 0;
if (toCheck.Shape == CollisionBody.ShapeType.Circle)
{
CircleBody body = (CircleBody)toCheck;
xMin = ((int)(Math.Max(body.Position.X - body.Radius / 2, 0)) / tileSize);
xMax = (int)(Math.Min(body.Position.X + body.Radius / 2, maxWidth - 1)) / tileSize;
yMin = ((int)(Math.Max(body.Position.Y - body.Radius / 2, 0)) / tileSize);
yMax = (int)(Math.Min(body.Position.Y + body.Radius / 2, maxHeight - 1)) / tileSize;
}
else if (toCheck.Shape == CollisionBody.ShapeType.Rectangle)
{
RectangleBody body = (RectangleBody)toCheck;
xMin = ((int)(Math.Max(body.Position.X, 0)) / tileSize);
xMax = (int)(Math.Min(body.Position.X + body.Size.X, 49)) / tileSize;
yMin = ((int)(Math.Max(body.Position.Y, 0)) / tileSize);
yMax = (int)(Math.Min(body.Position.Y + body.Size.Y, 49)) / tileSize;
}
// Get every possible CollisionBody
Dictionary <uint, CollisionBody> potentials = new Dictionary <uint, CollisionBody>();
for (int y = yMin; y <= yMax; y++)
{
for (int x = xMin; x <= xMax; x++)
{
foreach (CollisionBody c in Tiles[y * columns + x].Data.Values)
{
if (!potentials.ContainsKey(c.ID))
{
potentials.Add(c.ID, c);
}
}
}
}
return(potentials);
}
private List <PhysicsGridTile> GetCoveredTiles(CollisionBody body)
{
int xMin = 0;
int xMax = 0;
int yMin = 0;
int yMax = 0;
if (body.Shape == CollisionBody.ShapeType.Circle)
{
CircleBody circBody = (CircleBody)body;
xMin = ((int)(Math.Max(circBody.Position.X - circBody.Radius / 2, 0)) / tileSize);
xMax = (int)(Math.Min(circBody.Position.X + circBody.Radius / 2, maxWidth - 1)) / tileSize;
yMin = ((int)(Math.Max(circBody.Position.Y - circBody.Radius / 2, 0)) / tileSize);
yMax = (int)(Math.Min(circBody.Position.Y + circBody.Radius / 2, maxHeight - 1)) / tileSize;
}
else if (body.Shape == CollisionBody.ShapeType.Rectangle)
{
RectangleBody rectBody = (RectangleBody)body;
xMin = ((int)(Math.Max(rectBody.Position.X, 0)) / tileSize);
xMax = (int)(Math.Min(rectBody.Position.X + rectBody.Size.X, maxWidth - 1)) / tileSize;
yMin = ((int)(Math.Max(rectBody.Position.Y, 0)) / tileSize);
yMax = (int)(Math.Min(rectBody.Position.Y + rectBody.Size.Y, maxWidth - 1)) / tileSize;
}
List <PhysicsGridTile> toReturn = new List <PhysicsGridTile>();
for (int y = yMin; y <= yMax; y++)
{
for (int x = xMin; x <= xMax; x++)
{
toReturn.Add(Tiles[y * columns + x]);
}
}
return(toReturn);
}
public ElasticObject(CollisionBody collision) : base(collision)
{
}
public void Remove(CollisionBody body)
{
Data.Remove(body.ID);
}
public void Add(CollisionBody body)
{
Data.Add(body.ID, body);
}